diff --git a/README.md b/README.md
index 2a70039d..ad75dccb 100644
--- a/README.md
+++ b/README.md
@@ -44,6 +44,8 @@ $ docker-compose up -d
 * Create and fill in a `pluralkit.conf` file in the same directory as `docker-compose.yml`
 * Run the bot: `dotnet run --project PluralKit.Bot`
 
+(tip: use `scripts/run-test-db.sh` to run a temporary PostgreSQL database on your local system. Requires Docker.)
+
 # Building the docs
 The website and documentation are automatically built by GitHub Pages when pushed to the `master` branch. They use [Jekyll 3](https://jekyllrb.com), which requires [Ruby](https://www.ruby-lang.org) and [Bundler](https://bundler.io/).
 
diff --git a/scripts/run-test-db.sh b/scripts/run-test-db.sh
new file mode 100755
index 00000000..272d24e5
--- /dev/null
+++ b/scripts/run-test-db.sh
@@ -0,0 +1,5 @@
+#!/bin/sh
+
+# Runs a local database in the background listening on port 5432, deleting itself once stopped
+# Requires Docker. May need sudo if your user isn't in the `docker` group.  
+docker run --rm --detach --publish 5432:5432 -e POSTGRES_HOST_AUTH_METHOD=trust postgres:alpine
\ No newline at end of file